1、December 2011 Translation by DIN-Sprachendienst.English price group 8No part of this translation may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).IC
2、S 21.060.10!$xZR“1855547www.din.deDDIN EN ISO 7047Raised countersunk head screws (common head style) with type H ortype Z cross recess Product grade A (ISO 7047:2011)English translation of DIN EN ISO 7047:2011-12Linsensenkschrauben (Einheitskopf) mit Kreuzschlitz Form H oder Form Z Produktklasse A (
3、ISO 7047:2011)Englische bersetzung von DIN EN ISO 7047:2011-12Vis mtaux tte fraise bombe empreinte cruciforme de type H ou de type Z Grade A (ISO 7047:2011)Traduction anglaise de DIN EN ISO 7047:2011-12SupersedesDIN EN ISO 7047:1994-10www.beuth.deDocument comprises 13 pagesIn case of doubt, the Germ
4、an-language original shall be considered authoritative.12.11 DIN EN ISO 7047:2011-12 2 A comma is used as the decimal marker. National foreword This standard has been prepared by Technical Committee ISO/TC 2 “Fasteners” in collaboration with Technical Committee CEN/TC 185 “Fasteners” (both secretari
5、ats are held by DIN, Germany). The responsible German body involved in its preparation was the Normenausschuss Mechanische Verbin-dungselemente (Fasteners Standards Committee), Working Committee NA 067-00-05 AA Kleinschrauben und gewindeformende Schrauben. The DIN 4000-160-3 tabular layout of articl
6、e characteristics shall apply to screws covered in this standard. The DIN Standards corresponding to the International Standards referred to in this document are as follows: ISO 225 DIN EN ISO 225 ISO 261 DIN ISO 261 ISO 898-1 DIN EN ISO 898-1 ISO 965-2 DIN ISO 965-2 ISO 3269 DIN EN ISO 3269 ISO 350
7、6-1 DIN EN ISO 3506-1 ISO 4042 DIN EN ISO 4042 ISO 4757 DIN EN ISO 4757 ISO 4759-1 DIN EN ISO 4759-1 ISO 6157-1 DIN EN 26157-1 ISO 7721 DIN EN 27721 ISO 8839 DIN EN 28839 ISO 8992 DIN ISO 8992 ISO 10683 DIN EN ISO 10683 ISO 16048 DIN EN ISO 16048 Amendments This standard differs from DIN EN ISO 7047
8、:1994-10 as follows: a) normative references are now undated; b) in Table 2, zinc-flake coatings in accordance with ISO 10683 and requirements for passivation in accordance with ISO 16048 have been added; c) Annex ZA has been deleted. Previous editions DIN 966: 1971-12, 1984-12, 1990-08 DIN ISO 7047
9、: 1990-08 DIN EN ISO 7047: 1994-10 DIN EN ISO 7047:2011-12 3 National Annex NA (informative) Bibliography DIN 4000-160, Tabular layout of product properties Part 160: Fasteners with external thread DIN EN 26157-1, Fasteners Surface discontinuities Bolts, screws and studs subject to general requireme
10、nts DIN EN 27721, Countersunk head screw Head configuration and gauging DIN EN 28839, Mechanical properties of fasteners Nonferrous metal bolts, screws, studs and nuts DIN EN ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensions DIN EN ISO 898-1, Mechanical properti
11、es of fasteners made of carbon steel and alloy steel Part 1: Bolts, screws and studs with specified property classes Coarse thread and fine pitch thread DIN EN ISO 3269, Fasteners Acceptance inspection DIN EN ISO 3506-1, Mechanical properties of corrosion-resistant stainless steel fasteners Part 1:
12、Bolts, screws and studs DIN EN ISO 4042, Fasteners Electroplated coatings DIN EN ISO 4757, Cross recesses for screws DIN EN ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A, B and C DIN EN ISO 10683, Fasteners Non-electrolytically applied zinc flake coating
13、s DIN EN ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN ISO 261, ISO general purpose metric screw threads General plan DIN ISO 965-2, ISO general purpose metric screw threads Tolerances Part 2: Limits of sizes for general purpose external and internal screw threads Mediu
14、m quality DIN ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts DIN EN ISO 7047:2011-12 4 This page is intentionally blank EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 7047 September 2011 ICS 21.060.10 Supersedes EN ISO 7047:1994English Version Raised countersunk
15、 head screws (common head style) with type H or type Z cross recess - Product grade A (ISO 7047:2011) Vis mtaux tte fraise bombe empreinte cruciforme de type H ou de type Z - Grade A (ISO 7047:2011) Linsensenkschrauben (Einheitskopf) mit Kreuzschlitz Form H oder Form Z - Produktklasse A (ISO 7047:20
16、11) This European Standard was approved by CEN on 8 August 2011. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical r
17、eferences concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a
18、 CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,
19、 Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG Management Centre: A
20、venue Marnix 17, B-1000 Brussels 2011 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 7047:2011: EContents DIN EN ISO 7047:2011-12 EN ISO 7047:2011 (E) 2 Page Foreword3 1 Scope 4 2 Normative references 4 3 Dimensions.5 4 Specif
21、ications and reference International Standards 7 5 Designation 8 Bibliography 9 Foreword This document (EN ISO 7047:2011) has been prepared by Technical Committee ISO/TC 2 Fasteners” in collaboration with Technical Committee CEN/TC 185 “Fasteners” the secretariat of which is held by DIN. This Europe
22、an Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by March 2012, and conflicting national standards shall be withdrawn at the latest by March 2012. Attention is drawn to the possibility that some of the elements
23、of this document may be the subject of patent rights. CEN and/or CENELEC shall not be held responsible for identifying any or all such patent rights. This document supersedes EN ISO 7047:1994. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following co
24、untries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Sl
25、ovenia, Spain, Sweden, Switzerland and the United Kingdom. Endorsement notice The text of ISO 7047:2011 has been approved by CEN as a EN ISO 7047:2011 without any modification. “DIN EN ISO 7047:2011-12 EN ISO 7047:2011 (E) 3 1 Scope This International Standard specifies the characteristics of counte
26、rsunk raised head screws of product grade A, with threads from M1,6 to M10 inclusive and with type H or type Z cross recess. If, in special cases, specifications other than those listed in this International Standard are required, they can be selected from existing International Standards, for examp
27、le ISO 261, ISO 888, ISO 898-1, ISO 965-2 and ISO 3506-1. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (inc
28、luding any amendments) applies. ISO 225, Fasteners Bolts, screws, studs and nuts Symbols and descriptions of dimensions ISO 261, ISO general purpose metric screw threads General plan ISO 898-1, Mechanical properties of fasteners made of carbon steel and alloy steel Part 1: Bolts, screws and studs wi
29、th specified property classes Coarse thread and fine pitch thread ISO 965-2, ISO general purpose metric screw threads Tolerances Part 2: Limits of sizes for general purpose external and internal screw threads Medium quality ISO 3269, Fasteners Acceptance inspection ISO 3506-1, Mechanical properties
30、of corrosion-resistant stainless steel fasteners Part 1: Bolts, screws and studs ISO 4042, Fasteners Electroplated coatings ISO 4757, Cross recesses for screws ISO 4759-1, Tolerances for fasteners Part 1: Bolts, screws, studs and nuts Product grades A, B and C ISO 6157-1, Fasteners Surface discontin
31、uities Part 1: Bolts, screws and studs for general requirements ISO 8839, Mechanical properties of fasteners Bolts, screws, studs and nuts made of non-ferrous metals ISO 8992, Fasteners General requirements for bolts, screws, studs and nuts ISO 10683, Fasteners Non-electrolytically applied zinc flak
32、e coatings ISO 16048, Passivation of corrosion-resistant stainless-steel fasteners DIN EN ISO 7047:2011-12 EN ISO 7047:2011 (E) 4 3 Dimensions See Figure 1 and Table 1. Symbols and descriptions of dimensions are specified in ISO 225. The shank diameter is approximately equal to the pitch diameter or
33、 equal to the permissible major thread diameter. a) Cross recess type H b) Cross recess type Z Key 1 as-rolled end 2 edge (rounded or flat) Figure 1 DIN EN ISO 7047:2011-12 EN ISO 7047:2011 (E) 5 Table 1 Dimensions Dimensions in millimetres Thread, d M1,6 M2 M2,5 M3 (M3,5)aM4 M5 M6 M8 M10 P b0,35 0,
34、4 0,45 0,5 0,6 0,7 0,8 1 1,25 1,5 a max. 0,7 0,8 0,9 1 1,2 1,4 1,6 2 2,5 3 b min. 25 25 25 25 38 38 38 38 38 38 Theoretical max 3,6 4,4 5,5 6,3 8,2 9,4 10,4 12,6 17,3 20 nom. = max. 3,0 3,8 4,7 5,5 7,30 8,40 9,30 11,30 15,80 18,30dkcActual min. 2,7 3,5 4,4 5,2 6,94 8,04 8,94 10,87 15,37 17,78f 0,4 0
35、,5 0,6 0,7 0,8 1 1,2 1,4 2 2,3 kcnom. = max. 1 1,2 1,5 1,65 2,35 2,7 2,7 3,3 4,65 5 r max. 0,4 0,5 0,6 0,8 0,9 1 1,3 1,5 2 2,5 rf 3 4 5 6 8,5 9,5 9,5 12 16,5 19,5 x max. 0,9 1 1,1 1,25 1,5 1,75 2 2,5 3,2 3,8 Recess no. 0 1 2 3 4 m ref. 1,9 2 3 3,4 4,8 5,2 5,4 7,3 9,6 10,4 max. 1,2 1,5 1,85 2,2 2,75
36、3,2 3,4 4,0 5,25 6,0 Type H Penetration min. 0,9 1,2 1,50 1,8 2,25 2,7 2,9 3,5 4,75 5,5 Cross recess m ref. 1,9 2,2 2,8 3,1 4,6 5 5,3 7,1 9,5 10,3 max. 1,20 1,40 1,75 2,08 2,70 3,10 3,35 3,85 5,20 6,05 Type Z Penetration min. 0,95 1,15 1,50 1,83 2,25 2,65 2,90 3,40 4,75 5,60 l adnom. min. max. Appro
37、ximate mass, in kilograms per 1 000 pieces ( = 7,85 kg/dm3) (for information only) 3 2,8 3,2 0,067 0,119 0,212 4 3,76 4,24 0,078 0,138 0,242 0,351 5 4,76 5,24 0,09 0,156 0,272 0,395 0,669 0,99 6 5,76 6,24 0,102 0,175 0,302 0,439 0,729 1,07 1,49 8 7,71 8,29 0,125 0,212 0,362 0,527 0,849 1,23 1,73 2,7
38、9 10 9,71 10,29 0,145 0,249 0,422 0,615 0,969 1,39 1,97 3,14 6,89 12 11,65 12,35 0,165 0,287 0,482 0,703 1,09 1,54 2,21 3,49 7,53 11,4 (14) 13,65 14,35 0,185 0,325 0,543 0,791 1,21 1,7 2,45 3,84 8,17 12,5 16 15,65 16,35 0,205 0,362 0,603 0,879 1,33 1,85 2,69 4,19 8,81 13,5 20 19,58 20,42 0,436 0,723
39、 1,06 1,57 2,17 3,17 4,89 10,1 15,5 25 24,58 25,42 0,874 1,28 1,87 2,56 3,77 5,77 11,7 18 30 29,58 30,42 1,5 2,17 2,95 4,37 6,64 13,3 20,6 35 34,5 35,5 2,47 3,34 4,97 7,52 14,9 23,1 40 39,5 40,5 3,73 5,57 8,39 16,5 25,6 45 44,5 45,5 6,16 9,27 18,1 28,1 50 49,5 50,5 6,76 10,1 19,7 30,7 DIN EN ISO 704
40、7:2011-12 EN ISO 7047:2011 (E) 6 Table 1 (continued) Dimensions in millimetres Thread, d M1,6 M2 M2,5 M3 (M3,5)aM4 M5 M6 M8 M10 ladnom. min. max. Approximate mass, in kilograms per 1 000 pieces ( = 7,85 kg/dm3) (for information only) (55) 54,05 55,95 11 21,3 33,2 60 59,05 60,95 11,9 22,9 35,7 NOTE P
41、referred lengths are those between the solid, bold, stepped lines. aSizes in parentheses should be avoided if possible. bP is the pitch of the thread. cSee ISO 7721. dScrews with nominal lengths above the bold, discontinuous line are threaded up to the head; b = l (k + a). 4 Specifications and refer
42、ence International Standards See Table 2. Table 2 Specifications and reference International Standards Material Steel Stainless steel Non-ferrous metal General requirements International Standard ISO 8992 Tolerance class 6g Thread International Standard ISO 261, ISO 965-2 Property class 4.8 A2-50, A
43、2-70 Mechanical property International Standard ISO 898-1 ISO 3506-1 ISO 8839 Product grade A Tolerance International Standard ISO 4759-1 Cross recess International Standard ISO 4757 As processed Requirements for electroplating are specified in ISO 4042. Requirements for non-elextrolytically applied
44、 zinc flake coatings are specified in ISO 10683. Requirements for passivation are specified in ISO 16048. Requirements for electroplating are specified in ISO 4042. Finish Coating Additional requirements or other finishes or coatings shall be agreed between the supplier and the purchaser. Surface in
45、tegrity Limits for surface discontinuities are specified in ISO 6157-1. Acceptability Acceptance inspection is specified in ISO 3269. DIN EN ISO 7047:2011-12 EN ISO 7047:2011 (E) 7 5 Designation EXAMPLE A cross-recessed countersunk raised head screw with thread M5, nominal length l = 20 mm, property
46、 class 4.8 and cross recess type Z is designated as follows: Countersunk raised head screw ISO 7047 - M5 20 - 4.8 - Z DIN EN ISO 7047:2011-12 EN ISO 7047:2011 (E) 8 Bibliography 1 ISO 888, Bolts, screws and studs Nominal lengths, and thread lengths for general purpose bolts 2 ISO 7721, Countersunk head screws Head configuration and gauging DIN EN ISO 7047:2011-12 EN ISO 7047:2011 (E) 9
